@book{25162,
	author = {Marshall, R. B. and Tennessee.},
	title = {Results of spirit leveling in Tennessee, 1910 and 1911.},
	publisher = {Govt. Print. Off.,},
	year = {1912.},
	series = {U.S. Geological survey. Bulletin 519},
	address = {Washington,},
	note = {Part of work done in cooperation with state of Tennessee through the Tennessee state geological survey, George H. Ashley, state geologist.}
}